CN110899580A - Automatic precision shaping equipment for spiral spring - Google Patents
Automatic precision shaping equipment for spiral spring Download PDFInfo
- Publication number
- CN110899580A CN110899580A CN201911263905.7A CN201911263905A CN110899580A CN 110899580 A CN110899580 A CN 110899580A CN 201911263905 A CN201911263905 A CN 201911263905A CN 110899580 A CN110899580 A CN 110899580A
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- Prior art keywords
- spring
- station
- extrusion device
- shaping
- spiral spring
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- 238000007493 shaping process Methods 0.000 title claims abstract description 47
- 238000001125 extrusion Methods 0.000 claims abstract description 57
- 230000004308 accommodation Effects 0.000 claims abstract 2
- 238000012216 screening Methods 0.000 claims description 17
- 230000000903 blocking effect Effects 0.000 claims description 6
- 238000009966 trimming Methods 0.000 abstract description 9
- 238000005259 measurement Methods 0.000 abstract description 6
- 238000012797 qualification Methods 0.000 abstract description 5
- 238000000034 method Methods 0.000 abstract description 2
- 238000012545 processing Methods 0.000 description 3
- 238000001514 detection method Methods 0.000 description 2
- 238000007599 discharging Methods 0.000 description 2
- 238000000926 separation method Methods 0.000 description 2
- 229910000639 Spring steel Inorganic materials 0.000 description 1
- 229910000831 Steel Inorganic materials 0.000 description 1
- 230000006978 adaptation Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000003754 machining Methods 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
- 238000004804 winding Methods 0.000 description 1
Images
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21F—WORKING OR PROCESSING OF METAL WIRE
- B21F35/00—Making springs from wire
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21C—MANUFACTURE OF METAL SHEETS, WIRE, RODS, TUBES OR PROFILES, OTHERWISE THAN BY ROLLING; AUXILIARY OPERATIONS USED IN CONNECTION WITH METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL
- B21C51/00—Measuring, gauging, indicating, counting, or marking devices specially adapted for use in the production or manipulation of material in accordance with subclasses B21B - B21F
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21F—WORKING OR PROCESSING OF METAL WIRE
- B21F23/00—Feeding wire in wire-working machines or apparatus
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Wire Processing (AREA)
Abstract
The invention relates to automatic precision shaping equipment for a spiral spring. The problem that current coil spring trimming device needs manual operation, and work efficiency is low and qualified low has mainly been solved. The method is characterized in that: evenly be equipped with 8 spring accommodation holes (31) on the outer wall of graduated disk (3), graduated disk (3) are by graduation servo motor (4) drive intermittent type equiangular rotation, and first station (5) department is equipped with feeding mechanism (13), and second station (6), third station (7) and fourth station (8) punishment do not are equipped with first plastic extrusion device (9), second plastic extrusion device (10) and third plastic extrusion device (11). The invention adopts the vibration feeder, has high automation degree, simultaneously adopts on-line measurement, and determines whether to carry out secondary or third shaping according to the height of the spiral spring after the primary shaping, so that the free height of each shaped spiral spring keeps higher consistency and the qualification rate is high.
Description
Technical Field
The invention relates to a spiral spring processing device, in particular to a spiral spring precision shaping automatic device.
Background
The spiral spring is a common spring, the spiral spring is usually formed by winding 65Mn spring steel or 50CrVA steel, the spiral spring needs to be cut off and trimmed after being wound and formed so as to control the total number of turns of the spring and adjust the free height of the spring, the free height of the spiral spring is larger than the designed free height when the spiral spring is cut off, and the free height of the spiral spring can meet the design requirement after being trimmed. The existing spiral spring trimming device comprises a fixing rod and an air cylinder, wherein the fixing rod is horizontally arranged, a piston rod of the air cylinder is connected with a sleeve, and the sleeve corresponds to the fixing rod. When coil spring maintained, the manual coil spring cover after will cutting off was on the dead lever, then cylinder propelling movement sleeve extrusion coil spring, and the sleeve is pulled back by the cylinder again behind the sleeve reacing assigned position, and the manual coil spring of taking off again accomplishes maintaining coil spring. The free height of the cut coil spring is usually larger than that required on a drawing, and the free height of the coil spring is reduced after being compressed by a cylinder because the coil spring is not quenched and tempered at the moment and has smaller elasticity. The prior spiral spring trimming device has the following technical defects when in use: 1. although the structure is simple, manual operation is needed, time and labor are wasted, and the working efficiency is low; 2. the free heights of the spiral springs are not detected during trimming, and because each spiral spring has individual difference, the free heights of the spiral springs are large in difference, some of the free heights of the spiral springs even exceed the tolerance range required on a drawing, the qualification rate is low, and secondary trimming is required to be performed by reworking.
Disclosure of Invention
In order to solve the problems that an existing spiral spring trimming device needs manual operation, is low in working efficiency and qualified, the invention provides automatic spiral spring precision trimming equipment which adopts a vibration feeder and is high in automation degree, on-line measurement is adopted, whether secondary or third trimming is carried out is determined according to the height of a spiral spring after primary trimming, the free height of each trimmed spiral spring is kept high in consistency, and the qualification rate is high.
The technical scheme of the invention is as follows: the automatic precision reshaping equipment for the spiral spring comprises a rack and a vibration feeder, wherein an index plate is vertically arranged on the rack, 8 spring accommodating holes are uniformly formed in the outer wall of the index plate, spring height measuring holes are formed in the side wall of each spring accommodating hole, the index plate is driven by an index servo motor to rotate intermittently in an equal angle, a first station is arranged at a position corresponding to a quadrant point on the right side of the index plate, a second station, a third station and a fourth station are sequentially arranged at the first station at an anticlockwise interval of 45 degrees, a first reshaping extrusion device, a second reshaping extrusion device and a third reshaping extrusion device are respectively arranged at the second station, the third station and the fourth station, a position sensor capable of corresponding to the spring height measuring holes is further arranged at the third station, and the position sensor can judge whether the highest point of the spiral spring reaches or exceeds the position of the spring height measuring holes, feeding back a signal to the PLC control system, sending an instruction by the PLC control system to control whether the second shaping and extruding device carries out secondary extrusion or not, if the second shaping and extruding device carries out extruding action, detecting the highest point position of the spiral spring again by the position sensor after the extrusion is finished, and controlling whether the third shaping and extruding device carries out tertiary extrusion or not; first station department is equipped with feeding mechanism, feeding mechanism is including propelling cylinder, spring holding tank, spacing cylinder, first separating brake, second separating brake, spout and block the piece, spring holding tank level sets up, just corresponding with the spring holding tank when the spring holding hole on the graduated disk rotates first station, and it is downthehole that the spiral spring propelling movement in the spring holding tank of cylinder can be arrived to the propelling movement, and first separating brake and second separating brake set up in the bottom of spout and can upwards wear out, can hold a spiral spring between first separating brake and the second separating brake, the spout slope sets up, and the upper end of spout links to each other with the export of vibration feeder, and the lower extreme of spout is located directly over the spring holding tank, block the piece setting in the lower extreme bottom of spout, block the piece and link to each other with spacing cylinder's piston rod.
The gantry is fixed on the rack, the first shaping extrusion device, the second shaping extrusion device and the third shaping extrusion device are all installed above the gantry, the first shaping extrusion device, the second shaping extrusion device and the third shaping extrusion device are identical in structure and are all composed of shaping cylinders and pressure heads, and the pressure heads are connected with piston rods of the shaping cylinders.
The vibrating feeder is provided with a spiral conveying groove which spirals upwards, the bottom of the vibrating feeder is provided with a hopper, the spiral conveying groove is provided with a screening hole, the screening hole is communicated with the hopper, when the spiral spring is in a transverse position, the spiral spring in other directions can fall from the screening hole and fall into the hopper at the lower end of the spiral conveying groove through reaching the chute above the screening hole.
The indexing disc is installed on the main shaft, and indexing servo motor is connected to the one end of main shaft, and the other end of main shaft is fixed with first locking dish, and first locking dish is corresponding with second locking dish, and second locking dish is connected on the piston rod of locking cylinder, the edge of the corresponding face of first locking dish and second locking dish all is equipped with the dish tooth, and the dish tooth on the first locking dish can intermeshing with the dish tooth on the second locking dish.
The locking cylinder is fixed on the mounting seat, the second locking disc is connected with a guide rod, a guide hole is formed in the mounting seat, and the guide rod is located in the guide hole.
The first separating brake and the second separating brake are identical in structure and are composed of brake pads and separating cylinders, and the brake pads are connected to piston rods of the separating cylinders.
The invention has the following beneficial effects: by adopting the technical scheme, the automatic shaping machine has high automation degree by adopting the vibration feeder, and simultaneously adopts online measurement to determine whether to carry out secondary or tertiary shaping according to the height of the first-time shaped spiral spring, so that the free height of each shaped spiral spring keeps higher consistency and the qualification rate is high.
Drawings
FIG. 1 is a schematic structural diagram of the present invention.
Fig. 2 is a top view of fig. 1.
Fig. 3 is a sectional view of the structure a-a of fig. 2.
Fig. 4 is a schematic view of the mounting structure of the position sensor 12 of the present invention.
Fig. 5 is a structural sectional view of the feeding mechanism 13 of the present invention.
Fig. 6 is a sectional view showing a mounting structure of the index plate 3 according to the present invention.
Fig. 7 is a schematic view of the mounting structure of the second locking disk 19 of the present invention.
Fig. 8 is a structural sectional view of the index plate 3 of the present invention.
FIG. 9 is a schematic view showing the structure of a first truing and extruding apparatus 9, a second truing and extruding apparatus 10 and a third truing and extruding apparatus 11 according to the present invention.
Fig. 10 is a schematic structural view of the first and second separation gates 134 and 135 of the present invention.
Fig. 11 is a structural sectional view of a coil spring to be processed in the present invention.
In the figure, 1-a frame, 2-a vibration feeder, 201-a spiral conveying groove, 202-a screening hole, 203-a hopper, 204-a turning section, 3-an index plate, 31-a spring accommodating hole, 32-a spring height measuring hole, 4-an index servo motor, 5-a first station, 6-a second station, 7-a third station, 8-a fourth station, 9-a first shaping extrusion device, 10-a second shaping extrusion device, 11-a third shaping extrusion device, 12-a position sensor, 13-a feeding mechanism, 131-a propulsion cylinder, 132-a spring accommodating groove, 133-a limiting cylinder, 134-a first separating gate, 135-a second separating gate, 136-a sliding groove, 137-a blocking sheet and 14-a portal frame, 15-shaping cylinder, 16-pressure head, 17-main shaft, 18-first locking disc, 19-second locking disc, 20-locking cylinder, 21-mounting seat, 22-guide rod, 23-guide hole, 24-brake pad and 25-separation cylinder.
Detailed Description
The invention will be further described with reference to the accompanying drawings in which:
as shown in fig. 1 to 11, an automatic precision shaping device for a coil spring comprises a frame 1 and a vibration feeder 2, wherein an index plate 3 is vertically installed on the frame 1, 8 spring accommodating holes 31 are uniformly formed in the outer wall of the index plate 3, spring height measuring holes 32 are formed in the side wall of each spring accommodating hole 31, the index plate 3 is driven by an index servo motor 4 to rotate intermittently at equal angles, a first station 5 is arranged at a position corresponding to a quadrant point at the right side of the index plate 3, a second station 6, a third station 7 and a fourth station 8 are sequentially arranged at the first station 5 at an anticlockwise interval of 45 degrees, a first shaping extrusion device 9, a second shaping extrusion device 10 and a third shaping extrusion device 11 are respectively arranged at the second station 6, the third station 7, and a position sensor 12 capable of corresponding to the spring height measuring holes 31 is further arranged at the third station 7, the position sensor 12 can judge whether the highest point of the spiral spring reaches or exceeds the position of the spring height measuring hole 32, further feeds back a signal to the PLC control system, and then the PLC control system sends an instruction to control the second plastic extrusion device 10 to perform secondary extrusion, if the second plastic extrusion device 10 performs extrusion action, the position sensor 12 detects the highest point of the spiral spring again after the extrusion is finished, and controls the third plastic extrusion device 11 to perform tertiary extrusion; the feeding mechanism 13 is arranged at the first station 5, the feeding mechanism 13 includes a pushing cylinder 131, a spring accommodating groove 132, a limiting cylinder 133, a first separating brake 134, a second separating brake 135, a sliding groove 136 and a blocking sheet 137, the spring accommodating groove 132 is horizontally arranged, when the spring accommodating hole 31 on the dividing plate 3 rotates to the first station 5, the spring accommodating groove 132 is just corresponding to the spring accommodating groove 132, the pushing cylinder 131 can push a spiral spring in the spring accommodating groove 132 into the spring accommodating hole 31, the first separating brake 134 and the second separating brake 135 are arranged at the bottom of the sliding groove 136 and can penetrate upwards, a spiral spring can be accommodated between the first separating brake 135 and the second separating brake 136, the sliding groove 136 is obliquely arranged, the upper end of the sliding groove 136 is connected with the outlet of the vibration feeder 2, the lower end of the sliding groove 136 is positioned right above the spring accommodating groove 132, the blocking sheet 137 is arranged at the bottom of the lower end of the sliding groove 136, the blocking piece 137 is connected with a piston rod of the limit cylinder 133. By adopting the technical scheme, the cut spiral spring transversely enters the sliding chute 136 through the vibration feeder 2 and then slides down along the sliding chute 136 to be between the first separating gate 135 and the second separating gate 136, the first separating gate 135 and the second separating gate 136 sequentially act to enable the spiral springs to enter the bottom of the sliding chute 136 one by one and then fall into the spring accommodating groove 132 one by one through the control of the blocking piece 137, for example, in the following working process of extruding one spiral spring, when the spring accommodating hole 31 on the index plate 3 rotates to the first station 5, the pushing cylinder 131 pushes the spiral spring into the spring accommodating hole 31, the index plate 3 rotates 45 degrees anticlockwise, the spring accommodating hole 31 reaches the second station 6, the first shaping extrusion device 9 extrudes the spiral spring for the first time, after the extrusion is finished, the index plate 3 rotates 45 degrees again in the reverse direction, the spring accommodating hole 31 reaches the third station 7, the position sensor 12 collects a free height signal of the spiral spring, judges whether the highest point of the spiral spring reaches or exceeds the position of the spring height measuring hole 32 or not, further feeds back a signal to the PLC control system, and then the PLC control system sends an instruction to control the second shaping extrusion device 10 to perform secondary extrusion or not, if the highest point of the spiral spring reaches or exceeds the position of the spring height measuring hole 32, the second shaping extrusion device 10 performs secondary extrusion, after the extrusion is finished, the position sensor 12 detects the highest point position of the spiral spring again, if the highest point of the spiral spring still reaches or exceeds the position of the spring height measuring hole 32, the spiral spring is transferred to the fourth station 8, and the third shaping extrusion device 11 performs tertiary extrusion. Spring height measurement hole 32 sets up 3 in this embodiment, is the different free height of coil spring respectively to the different free height of adaptation processing coil spring, position sensor 12 corresponds with required processing height's spring height measurement hole 32. At the third station 7, if the highest point of the spiral spring does not reach the position of the spring height measuring hole 32 in the first detection, the second shaping extrusion device 10 does not act, the second detection is not carried out, and the third shaping extrusion device 11 does not act. The invention adopts the vibration feeder 2, has high automation degree, simultaneously adopts on-line measurement, and determines whether to carry out secondary or third shaping according to the height of the spiral spring after the primary shaping, so that the free height of each shaped spiral spring keeps higher consistency and the qualification rate is high.
The gantry type plastic extruding machine is characterized in that a gantry frame 14 is fixed on the frame 1, the first plastic extruding device 9, the second plastic extruding device 10 and the third plastic extruding device 11 are all installed above the gantry frame 14, the first plastic extruding device 9, the second plastic extruding device 10 and the third plastic extruding device 11 are identical in structure and are all composed of a plastic cylinder 15 and a pressure head 16, and the pressure head 16 is connected with a piston rod of the plastic cylinder 15. During installation and debugging, the stroke of the shaping cylinder 15 is debugged according to the distance of rebounding after the helical spring is pressed down.
The vibrating feeder 2 is provided with an upward spiral conveying groove 201, the bottom of the vibrating feeder 2 is provided with a hopper 203, the spiral conveying groove 201 is provided with a screening hole 202, the screening hole 202 is communicated with the hopper 203, when the spiral spring is in a transverse position, the spiral spring can pass through the screening hole 202 to reach the chute 136, and the spiral springs in other directions can fall from the screening hole 202 and fall into the hopper 203 at the lower end of the spiral conveying groove 201. The uppermost end of the spiral conveying groove 201 is provided with a turning section 204, the turning section 204 inclines downwards towards the direction of the sliding groove 136, the screening hole 202 is arranged at the inlet end of the turning section 204, only the transverse spiral spring can pass through the screening hole 202, and the spiral springs in other directions can fall into the hopper 203 from the screening hole 202; the inclination angle of the turning section 204 is 1-3 degrees, so that the transverse coil spring is prevented from sliding reversely, and the coil spring can be ensured to enter the sliding groove 136 along the transverse direction.
The indexing disc 3 is installed on a main shaft 17, one end of the main shaft 17 is connected with the indexing servo motor 4, the other end of the main shaft 17 is fixed with a first locking disc 18, the first locking disc 18 corresponds to a second locking disc 19, the second locking disc 19 is connected to a piston rod of a locking cylinder 20, disc teeth are arranged on the edges of the corresponding surfaces of the first locking disc 18 and the second locking disc 19, and the disc teeth on the first locking disc 18 and the disc teeth on the second locking disc 19 can be meshed with each other. When the spring accommodating holes 31 on the indexing disc 3 rotate to each station, a certain position error exists, and when the spring accommodating holes 31 reach each station, the locking air cylinders 20 push the second locking discs 19 to be meshed with the first locking discs 18, so that the indexing disc 3 slightly rotates to accurately correspond to the position of each station, and the accumulated error is eliminated. After the machining is finished, the locking cylinder 20 drives the second locking disc 19 to return, and the dividing disc 3 can rotate again.
The locking cylinder 20 is fixed on the mounting seat 21, the second locking disc 19 is connected with a guide rod 22, a guide hole 23 is formed in the mounting seat 21, and the guide rod 22 is located in the guide hole 23. The guide rod 22 prevents the second locking disk 19 from rotating and serves for circumferential positioning.
The first separating brake 134 and the second separating brake 135 have the same structure, and are both composed of a brake pad 24 and a separating cylinder 25, and the brake pad 24 is connected to a piston rod of the separating cylinder 25. When the spiral spring discharging device works, the first separating brake 134 is opened, the spiral spring passes through the second separating brake 135, then the first separating brake 134 is closed again, and when the second separating brake 135 is opened, only one spiral spring can be discharged, so that the purpose of discharging one spiral spring is achieved.
Claims (6)
1. The utility model provides a coil spring precision plastic automatic equipment, includes frame (1) and vibration feeder (2), its characterized in that: the automatic spring height measuring machine is characterized in that a dividing disc (3) is vertically installed on the rack (1), 8 spring accommodating holes (31) are uniformly formed in the outer wall of the dividing disc (3), spring height measuring holes (32) are formed in the side wall of each spring accommodating hole (31), the dividing disc (3) is driven by a dividing servo motor (4) to rotate in an intermittent equal angle mode, a first station (5) is arranged at a position corresponding to a quadrant point on the right side of the dividing disc (3), a second station (6), a third station (7) and a fourth station (8) are sequentially arranged on the first station (5) at an anticlockwise interval of 45 degrees, a first shaping extrusion device (9), a second shaping extrusion device (10) and a third shaping extrusion device (11) are respectively arranged at the second station (6), the third station (7) and the fourth station (8), and a position sensor (12) capable of corresponding to the spring height measuring holes (31) is further arranged at the third station (7), the position sensor (12) can judge whether the highest point of the spiral spring reaches or exceeds the position of the spring height measuring hole (32) or not, further, a signal is fed back to the PLC control system, then the PLC control system sends an instruction to control the second shaping extrusion device (10) to perform secondary extrusion or not, if the second shaping extrusion device (10) performs extrusion action, the position sensor (12) detects the highest point position of the spiral spring again after the extrusion is finished, and the third shaping extrusion device (11) is controlled to perform tertiary extrusion or not; the feeding mechanism (13) is arranged at the first station (5), the feeding mechanism (13) comprises a pushing cylinder (131), a spring accommodating groove (132), a limiting cylinder (133), a first separating brake (134), a second separating brake (135), a sliding groove (136) and a blocking sheet (137), the spring accommodating groove (132) is horizontally arranged, when a spring accommodating hole (31) in the dividing disc (3) rotates to the first station (5), the spring accommodating hole (132) corresponds to the spring accommodating groove (31), the pushing cylinder (131) can push a spiral spring in the spring accommodating groove (132) to the spring accommodating hole (31), the first separating brake (134) and the second separating brake (135) are arranged at the bottom of the sliding groove (136) and can penetrate upwards, a spiral spring can be accommodated between the first separating brake (135) and the second separating brake (136), the sliding groove (136) is obliquely arranged, the upper end of spout (136) links to each other with the export of vibration feeder (2), and the lower extreme of spout (136) is located spring accommodation groove (132) directly over, block piece (137) and set up the lower extreme bottom at spout (136), block piece (137) and link to each other with the piston rod of spacing cylinder (133).
2. The automatic precision shaping device for coil springs according to claim 1, wherein: the gantry type plastic extrusion device is characterized in that a gantry frame (14) is fixed on the frame (1), the first plastic extrusion device (9), the second plastic extrusion device (10) and the third plastic extrusion device (11) are all installed above the gantry frame (14), the first plastic extrusion device (9), the second plastic extrusion device (10) and the third plastic extrusion device (11) are identical in structure and composed of a plastic cylinder (15) and a pressure head (16), and the pressure head (16) is connected with a piston rod of the plastic cylinder (15).
3. The automatic precision shaping device for coil springs according to claim 1, wherein: the automatic screening device is characterized in that a spiral conveying groove (201) which spirals upwards is formed in the vibration feeder (2), a hopper (203) is arranged at the bottom of the vibration feeder (2), screening holes (202) are formed in the spiral conveying groove (201), the screening holes (202) are communicated with the hopper (203), when the spiral spring is located at a transverse position, the spiral spring can pass through the upper portion of the screening holes (202) to reach the sliding groove (136), and the spiral springs in other directions can fall down from the screening holes (202) and fall into the hopper (203) at the lower end of the spiral conveying groove (201).
4. The automatic precision shaping device for coil springs according to claim 3, wherein: the index plate (3) is installed on the main shaft (17), the indexing servo motor (4) is connected to the one end of main shaft (17), and the other end of main shaft (17) is fixed with first locking dish (18), and first locking dish (18) are corresponding with second locking dish (19), and second locking dish (19) are connected on the piston rod of locking cylinder (20), the edge of the corresponding face of first locking dish (18) and second locking dish (19) all is equipped with the dish tooth, and the dish tooth on the first locking dish (18) and the dish tooth on the second locking dish (19) can intermeshing.
5. The automatic precision shaping device for coil springs according to claim 4, wherein: locking cylinder (20) are fixed on mount pad (21), be connected with guide bar (22) on second locking dish (19), are equipped with guiding hole (23) on mount pad (21), and guide bar (22) are located guiding hole (23).
6. The automatic precision shaping equipment for the spiral spring according to any one of claims 1 to 5, wherein: the first separating brake (134) and the second separating brake (135) are identical in structure and are composed of brake pads (24) and separating cylinders (25), and the brake pads (24) are connected to piston rods of the separating cylinders (25).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911263905.7A CN110899580B (en) | 2019-12-11 | 2019-12-11 | Automatic precision shaping equipment for spiral spring |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911263905.7A CN110899580B (en) | 2019-12-11 | 2019-12-11 | Automatic precision shaping equipment for spiral spring |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN110899580A true CN110899580A (en) | 2020-03-24 |
| CN110899580B CN110899580B (en) | 2021-02-23 |
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ID=69824330
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201911263905.7A Active CN110899580B (en) | 2019-12-11 | 2019-12-11 | Automatic precision shaping equipment for spiral spring |
Country Status (1)
| Country | Link |
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| CN (1) | CN110899580B (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111531483A (en) * | 2020-05-08 | 2020-08-14 | 杭州励博家居有限公司 | Clamp device for fixing mechanical stability by means of thrust reverse operation |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| SU424632A1 (en) * | 1970-07-07 | 1974-04-25 | PRESS FOR EDITING-FLEXIBLE PRODUCTS | |
| JP2000042671A (en) * | 1998-07-30 | 2000-02-15 | Asahi-Seiki Mfg Co Ltd | Spring forming method |
| CN102114504A (en) * | 2010-12-21 | 2011-07-06 | 苏州塞维拉上吴电梯轨道系统有限公司 | Semi-automatic torsion straightening machine for T-shaped guide rail |
| CN209214522U (en) * | 2018-11-16 | 2019-08-06 | 毕克礼斯精密部件（太仓）有限公司 | A kind of arc spring faces parallel detection device |
-
2019
- 2019-12-11 CN CN201911263905.7A patent/CN110899580B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| SU424632A1 (en) * | 1970-07-07 | 1974-04-25 | PRESS FOR EDITING-FLEXIBLE PRODUCTS | |
| JP2000042671A (en) * | 1998-07-30 | 2000-02-15 | Asahi-Seiki Mfg Co Ltd | Spring forming method |
| CN102114504A (en) * | 2010-12-21 | 2011-07-06 | 苏州塞维拉上吴电梯轨道系统有限公司 | Semi-automatic torsion straightening machine for T-shaped guide rail |
| CN209214522U (en) * | 2018-11-16 | 2019-08-06 | 毕克礼斯精密部件（太仓）有限公司 | A kind of arc spring faces parallel detection device |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111531483A (en) * | 2020-05-08 | 2020-08-14 | 杭州励博家居有限公司 | Clamp device for fixing mechanical stability by means of thrust reverse operation |
| CN111531483B (en) * | 2020-05-08 | 2021-08-03 | 上海弘智金属制品有限公司 | Clamp device for fixing mechanical stability by means of thrust reverse operation |
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| Publication number | Publication date |
|---|---|
| CN110899580B (en) | 2021-02-23 |
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